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96 Cards in this Set
- Front
- Back
TPS stands for Toyota Production system. |
True |
|
TPS stands for Total Production Streamling. |
False |
|
Product storage is an example of waste, in the sense that no value is added. |
true |
|
In a JIT system, product inspection adds value by identifying defective items. |
False |
|
Customer demand will always remain an unknown, so it is not considered a source of variation. |
false |
|
variability is manufacturing can occur because engineering drawings or specifications are incomplete or inaccurate. |
true |
|
A push system means providing the next station with exactly what is needed when it is needed. |
false |
|
Waste is anything that does not add value, such as storage or inspection of items; waste also includes any activity that does not add value from the consumer's perspective. |
true |
|
Increasing inventory exposes variability in production processes. |
false |
|
JIT brings about competitive advantage by faster response to the customer regardless of cost. |
False |
|
One goal of JIT partnerships is the removal of in-plant inventory by delivery in small lots directly to the using department as needed. |
true |
|
Many suppliers feel that having a variety of customers is better than being tied to long-term contracts with one customer. |
true |
|
JIT suppliers have concerns that the JIT firm's demands for small lot sizes are simply a way of transferring holding cost from manufacturer firm to the supplier firm. |
True |
|
Reducing distance is a common JIT goal. |
True |
|
Cross-training is a common JIT tactic to improve flexibility. |
True |
|
JIT systems carry inventory just in case something goes wrong. |
False |
|
Hidden problems are generally uncovered during the process of reducing inventory. |
true |
|
Lower average inventory is feasible only if setup times are short. |
True |
|
If setup times and costs can be reduced enough, the JIT ideal of "lot size = 1" can be achieved. |
True |
|
A scheduler may find that freezing the portion of the schedule closest to the due dates allows the production system to function and the schedule to be met. |
True |
|
The first step in reducing setup times is the separation of setup into preparation activities and actual setup, so that as much work as possible can be done while the machine or process is operating. |
True |
|
Level scheduling means producing at a constant rate, regardless of customer demands. |
false |
|
With level schedules, a few large batches, rather than frequent small batches, are processed. |
false |
|
The number of kanbans decreases as safety stock is increased. |
false |
|
A kanban system requires little variability in lead time because shortages have their impact on the entire production system. |
true |
|
Inventory has only one positive aspect, which is availability; inventory has several negatives, including increased material handling, obsolescence, and damage. |
true |
|
The quality management tool called a poka-yoke is not relevant to JIT systems. |
False |
|
Empoyee empowerment is unnecessary in the Toyota Production System, because automation and powerful information systems reduce the need for employee creativity and decision making. |
false |
|
The toyota production system requires that activities have built-in, automatic tests so that gaps between expectations and actuality are immediately evident. |
True |
|
The 5 s's: sort/segregate, simplify/straighten, shine/sweep, standardize, and sustain/self discipline--are important to lean production because they act as a means to reduce waste. |
true |
|
When implemented as a comprehensive manufacturing strategy, JIT, TPS, and lean systems sustain competitive advantage and result in increased overall returns. |
true |
|
Because most services cannot be inventoried, there is little place for JIT to help service organizations achieve competitive advantage. |
false |
|
What does TPS stand for? |
Toyota Production system |
|
Which of the following is generally found in most JIT environments? |
pull systems |
|
Which one of the following is not a benefit of the implementation of JIT? |
variability increase |
|
Which of the following is not a reason for variability? |
employees, machines, and suppliers produce units that conform to standards |
|
Which of the following is specifically characterized by a focus on continuous improvement, respect for people, and standard work practices? |
toyota production system |
|
Which of the following is specifically characterized by continuous and forced problems solving via a focus on throughput and reduced inventory? |
just-in-time |
|
Which of the following statements regarding a pull system is true? |
problems become more obvious |
|
Manufacturing cycle time is best defined as the... |
time from raw materials receipt to finished product exit |
|
If the goals of JIT partnerships are met, which of the following is a result? |
in-transit inventory falls as suppliers are located closer to facilities |
|
Which one of the following is a characteristic of JIT partnership? |
removal of incoming inspection |
|
Which of the following is specifically characterized by the elimination of waste through a focus on exactly what the customer wants? |
lean operations |
|
Characteristics of JIT partnerships with respect to suppliers include... |
support suppliers so they become or remain price competitive |
|
Characteristics of just-in-time partnerships do not include... |
large lot sizes to save on setup costs and to gain quantity discounts |
|
What is the time required to move orders through the production process, from receipt to delivery? |
throughput |
|
Which of the following is not a goal of JIT partnerships? |
removal of engineering changes. |
|
A characteristic of JIT partnerships with respect to quality is to... |
help suppliers meet quality requirement |
|
Which of the following is not a goal of JIT partnerships? |
All of the above are goals of JIT partnerships: removal of unnecessary activities removal of in-plant inventory removal of in-transit inventory obtain improved quality and reliability |
|
Which one of the following is a concern expressed by suppliers? |
production with zero defects |
|
Reduction of in-transit inventory can be encouraged through use of... |
supplier location near plants |
|
In JIT partnerships, suppliers have several concerns. Which of the following is not such a concern? |
customers' infrequent engineering changes |
|
Which of the following is not a concern of suppliers as they prepare to enter in JIT partnerships? |
All of the above represent JIT supplier concerns: suppliers feel that they would be less at risk if they contracted with more than one customer suppliers are concerned that customers will present frequent engineering changes with inadequate lead time to deal with them suppliers feel that their processes are suited for larger lot sizes than the customer wants suppliers are concerned that frequent delivery of small quantities is economically prohibitive |
|
Just-in-time systems make demands on layouts, including... |
all of the above are JIT influences on layout: distance reduction increased flexibility reduced space and inventory cross-trained, flexible employees |
|
Which one of the following is not a layout tactic in a JIT environment. |
fixed equipment |
|
Which of the following is the author of the phrase "inventory is evil"? |
Shigeo Shingo |
|
Which one of the following statements is true regarding JIT inventory? |
it is the minimum inventory necessary to keep a perfect system running. |
|
A firm wants to develop a level material use schedule based on the following data. What should be the setup cost? Desired lot size: 60 Annual demand: 40000 Holding Cost: $20 per unit per year Daily production rate: 320 Work days per year: 250 |
$.45 |
|
A product has annual demand of 100000 units. The plant manager wants production to follow a four-hour cycle. Based on the following data, what setup cost will enable the desired production cycle? d = 400 per day (250 days per year), p = 4000 units per day, H = $40 per unit per year, and Q = 200 (demand for four hours, half a day). |
$7.20 |
|
Throughput measures the time... |
required to move orders through the production process, from receipt to delivery |
|
Which of the following is true regarding the steps to reducing the setup times? |
All of the above are true: The first step involves performing as much setup preparation as possible while the process/machine is operating. The cycle of steps is repeated until setup time is reduced to under a minute. Standardize tooling and standardize training are included in the same step. Improved material handling and move material closer are done before operator training. |
|
Factory X is trying to use level use scheduling. If their first target were to cut the current lot size in half, by what proportion must setup cost change? |
setup cost must be cut to one fourth its current value |
|
The technique known as level schedules... |
All of the above are true regarding level scheduling: requires that schedules be met without variation processes many small batches rather than one large one is known as "jelly bean" scheduling is based on meeting one day's demand with that day's production |
|
Which one of the following statements is true about the kanban system? |
The customer work station signals to the supplier workstation when production is needed. |
|
Kanban is associated with all of the following except... |
increased material handling. |
|
The word "kanban" means... |
card. |
|
Which one of the following scenarios represents the use of a kanban to reduce inventories? |
A 'customer" work center signals to the supplier workstation that more parts are needed. |
|
If a casual dining restaurant is attempting to practice JIT and lean operations, which of the following would not be present. |
food preparation in large batches |
|
The number of kanbans is... |
the ratio of the reorder point to container size |
|
Which of the following is false regarding the links between JIT and quality? |
All of the above are true Inventory hides bad quality; JIT immediately exposes it JIT reduces the number of potential sources of error by shrinking queues and lead times As quality improves, fewer inventory buffers are needed; in turn, JIT performs bettwe. If consistent quality exists, JIT allows firms to reduce all costs associated with inventory |
|
Which of the following is an illustration of employee empowerment? |
"No one knows the job better than those who do it." |
|
Which of the following is not an attribute of lean operators? |
Pushing responsibility to the highest level possible through centralized decision making |
|
The 5's... |
All of these are true: have the "flavor" of a housekeeping list are a checklist for lean operations have become a list of seven items in American practice can be used to assist with necessary changes in organizational culture |
|
The list of 5's, although it looks like a housekeepingg directive, supports lean production by... |
identifying non-value items and removing them, in the "sort/seggregate" item |
|
In the quest for competitive advantage, which of the following is a JIT requirement? |
All of the above are JIT requirements: a small number of job classifications reduced number of vendors reduced space for inventory quality by suppliers |
|
Which one of the following does not exemplify JIT used for competitive advantage? |
Cheramie trucking train workers to specialize and become very efficient in one job. |
|
Which one of the following is not a requirement of JIT systems? |
strong job specialization |
|
Great Lakes Barge and Baggage Company makes, among other things, battery=operated bilge pumps. Which of the following activities is not part of JIT? They... |
produce in long production runs to reduce the impact of setup costs. |
|
Which one of the following is an example of JIT being used for competitive advantage? |
Jones company has decreased the number of job classifications to just a few. |
|
A manufacturer took the following actions to reduce inventory. Which of these is generally not accepted as a JIT action? |
It picked the supplier that offered the lowest price based on quantity discounts. |
|
Which of the following is not one of the Seven wastes? |
assignment |
|
Concerning relationships with suppliers, which of the following combinations is critical to the success of JIT? |
close relationships with trust |
|
Which of the following statements regarding JIT in services is true? |
All of the JIT techniques for dealing with suppliers, layout, inventory, and scheduling are used in services. |
|
______ is the minimum inventory necessary to keep a perfect system running. |
Just-in-time inventory |
|
______ is the Japanesse word for card that has come to mean signal. |
Kanban |
|
When suppliers are encouraged to locate near manufacturing plants, the goal of the JIT partnership is to reduce _______ inventory. |
in-transit |
|
_______ is any deviation from the optimum process that delivers perfect product on time, every time. |
Variability |
|
A _______ is a JIT concept that results in material being produced only when requested and moved to where it is needed just as it is needed. |
pull system |
|
The _____ is the time between the arrival of raw materials and the shipping of finished products. |
manufacturing cycle time. |
|
______ allows manufacturing work cells and offices to be easily rearranged |
Layout flexibility |
|
The main focus of JIT efforts to reduce investment in inventory requires... |
small lot sizes or reduction of lot size. |
|
_______ gets suppliers to accept responsibility for satisfying end customer needs. |
Educating suppliers |
|
_______ involves scheduling products so that each day's production meets the demand for that day. |
Level scheduling |
|
TPS stands for... |
Toyota Production System. |
|
The 5S term ______ includes analysis to improve workflow and reduce wasted motion. |
simplify/straighten or simplify |
|
Handling material more than once is an example of the waste called _________. |
transportion. |